291880720

素因数分解:

$2^4\times 5^1\times {\mathrm{599}}^1\times {\mathrm{6091}}^1$

素因数の和:6703

約数の個数: 40

約数和(自身を含む): 679867200

約数和(自身を除く): 387986480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 599, 1198, 2396, 2995, 4792, 5990, 6091, 9584, 11980, 12182, 23960, 24364, 30455, 47920, 48728, 60910, 97456, 121820, 243640, 487280, 3648509, 7297018, 14594036, 18242545, 29188072, 36485090, 58376144, 72970180, 145940360, 291880720]

約数ペア:

[(1, 291880720), (2, 145940360), (4, 72970180), (5, 58376144), (8, 36485090), (10, 29188072), (16, 18242545), (20, 14594036), (40, 7297018), (80, 3648509), (599, 487280), (1198, 243640), (2396, 121820), (2995, 97456), (4792, 60910), (5990, 48728), (6091, 47920), (9584, 30455), (11980, 24364), (12182, 23960)]